ES2107207T3 - PROCEDURE FOR THE PREPARATION OF A COMPOSITION OF BLOCK COPOLYMERS. - Google Patents

PROCEDURE FOR THE PREPARATION OF A COMPOSITION OF BLOCK COPOLYMERS.

Info

Publication number
ES2107207T3
ES2107207T3 ES94913079T ES94913079T ES2107207T3 ES 2107207 T3 ES2107207 T3 ES 2107207T3 ES 94913079 T ES94913079 T ES 94913079T ES 94913079 T ES94913079 T ES 94913079T ES 2107207 T3 ES2107207 T3 ES 2107207T3
Authority
ES
Spain
Prior art keywords
monomer
blocks
polymer
block
derived
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94913079T
Other languages
Spanish (es)
Inventor
Westrenen Jeroen Van
Jacqueline Margaretha Veurink
Dongen Arie Van
Antonius Augustinus Broekhuis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of ES2107207T3 publication Critical patent/ES2107207T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
    • C08F297/04—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes

Abstract

SE PRESENTA UN PROCESO PARA LA PREPARACION DE COMPOSICIONES DE POLIMEROS EN BLOQUE, CUYO PROCESO CONSISTE EN LOS PASOS SIGUIENTES: (1) SE POLIMERIZA UN MONOMERO AROMATICO DE VINILO EN UN SOLVENTE HIDROCARBURO INERTE EN PRESENCIA DE UN INICIADOR DE ORGANOLITIO HASTA QUE TENGA LUGAR UNA CONVERSION SUSTANCIALMENTE COMPLETA; (2) SE AÑADE UN MONOMERO DE DIENO CONJUGADO A LA MEZCLA DE POLIMERIZACION Y SE DEJA QUE DICHO MONOMERO DE DIENO CONJUGADO SE POLIMERICE HASTA QUE TENGA LUGAR UNA CONVERSION SUSTANCIALMENTE COMPLETA; (3) SE AÑADE UNA SEGUNDA PORCION DE UN INICIADOR DE ORGANOLITIO, SEGUIDO DE LA ADICION DE UNA SEGUNDA PORCION DE MONOMERO DE DIENO CONJUGADO Y SE DEJA QUE DICHO MONOMERO DE DIENO CONJUGADO SE POLIMERICE HASTA QUE SE PRODUZCA UNA CONVERSION SUSTANCIALMENTE COMPLETA; (4) SE AÑADE UNA SEGUNDA PORCION DE MONOMERO AROMATICO DE VINILO Y SE DEJA QUE DICHO MONOMERO AROMATICO DE VINILO SE POLIMERICE HASTA QUE SE PRODUZCA UNA CONVERSION SUSTANCIALMENTE COMPLETA; (5) SE AÑADE UN AGENTE FINALIZADOR. ADEMAS, SE PRESENTA UNA COMPOSICION DE POLIMERO EN BLOQUE QUE CONTIENE: (I) UN COPOLIMERO EN TRES BLOQUES A-B--B''-A'' QUE TIENE DOS BLOQUES FINALES POLIMERICOS IGUALES O DIFERENTES A Y A'' DERIVADOS DE UN MONOMERO AROMATICO DE VINILO Y UN BLOQUE INTERMEDIO POLIMERICO B-B'' DERIVADO DEL MONOMERO DE DIENO CONJUGADO Y (II) UN POLIMERO EN DOS BLOQUES B''-A'' QUE TIENE UN BLOQUE POLIMERICO B'' DERIVADO DEL MONOMERO DE DIENO CONJUGADO Y UN BLOQUE POLIMERICO A'' DERIVADO DEL MONOMERO AROMATICO DE VINILO, EN DONDE LA RELACION EN PESO MOLAR A'' (TRES BLOQUES)/A'' (DOS BLOQUES) ES DE 0,9 A 1,1, EN DONDE LOS DOS POLIMEROS EN BLOQUE SE OBTIENEN MEDIANTE UNA POLIMERIZACION SECUENCIAL Y EN DONDE EL POLIMERO EN TRES BLOQUES ASI COMO EL POLIMERO EN DOS BLOQUES TIENEN UN CONTENIDO AROMATICO DE VINILO DEL 55% EN PESO O INFERIOR EN BASE AL PESO TOTAL DEL POLIMERO EN TRES BLOQUES Y DEL COPOLIMERO EN DOS BLOQUES, RESPECTIVAMENTE.A PROCESS FOR THE PREPARATION OF BLOCK POLYMER COMPOSITIONS IS PRESENTED, WHOSE PROCESS CONSISTS OF THE FOLLOWING STEPS: (1) A VINYL AROMATIC MONOMER IS POLYMERIZED INTO A SOLVENT HYDROCARBON INERT IN THE PRESENCE OF AN ORGANOL INITIATOR, ORGANOL. SUBSTANTIALLY COMPLETE; (2) A CONJUGATED DIENO MONOMER IS ADDED TO THE MIXTURE OF POLYMERIZATION AND SUCH CONJUGATED DIENO MONOMER IS ALLOWED TO POLYMERIZE UNTIL A SUBSTANTIALLY COMPLETE CONVERSION HAPPENS; (3) A SECOND PORTION OF AN ORGANOLITHIUM INITIATOR IS ADDED, FOLLOWED BY THE ADDITION OF A SECOND PORTION OF CONJUGATED DIENO MONOMER AND SUCH MONOMER OF CONJUGATED DIENO IS ALLOWED TO POLYMERIZE UNTIL A SUBSTANTIALLY CONVERSION IS PRODUCED; (4) A SECOND PORTION OF AROMATIC VINYL MONOMER IS ADDED AND SUCH AROMATIC VINYL MONOMER IS ALLOWED TO POLYMERIZE UNTIL A SUBSTANTIALLY COMPLETE CONVERSION IS PRODUCED; (5) A FINISHING AGENT IS ADDED. FURTHER, A BLOCK POLYMER COMPOSITION IS PRESENTED THAT CONTAINS: (I) A COPOLYMER IN THREE BLOCKS AB - B '' - A '' THAT HAS TWO FINAL BLOCKS EQUAL OR DIFFERENT A AND A '' DERIVED FROM AN AROMATIC MONOMER VINYL AND A B-B '' INTERMEDIATE POLYMERIC BLOCK DERIVED FROM THE CONJUGATED DIENO MONOMER AND (II) A POLYMER IN TWO BLOCKS B '' - A '' THAT HAS A POLYMERIC BLOCK B '' DERIVED FROM THE CONJUGATED DIENO MONOMER AND A BLOCK POLYMERIC A '' DERIVED FROM THE AROMATIC VINYL MONOMER, WHERE THE RATIO IN MOLAR WEIGHT A '' (THREE BLOCKS) / A '' (TWO BLOCKS) IS 0.9 TO 1.1, WHERE THE TWO BLOCK POLYMERS THEY ARE OBTAINED THROUGH A SEQUENTIAL POLYMERIZATION AND WHERE THE POLYMER IN THREE BLOCKS AS WELL AS THE POLYMER IN TWO BLOCKS HAVE AROMATIC VINYL CONTENT OF 55% BY WEIGHT OR LOWER ON THE BASIS OF THE TOTAL WEIGHT OF THE POLYMER IN THREE BLOCKS AND THREE BLOCKS OF THREE BLOCKS AND RESPECTIVELY.

ES94913079T 1993-03-30 1994-03-28 PROCEDURE FOR THE PREPARATION OF A COMPOSITION OF BLOCK COPOLYMERS. Expired - Lifetime ES2107207T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93200909 1993-03-30

Publications (1)

Publication Number Publication Date
ES2107207T3 true ES2107207T3 (en) 1997-11-16

Family

ID=8213730

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94913079T Expired - Lifetime ES2107207T3 (en) 1993-03-30 1994-03-28 PROCEDURE FOR THE PREPARATION OF A COMPOSITION OF BLOCK COPOLYMERS.

Country Status (11)

Country Link
US (1) US5405903A (en)
EP (1) EP0691991B1 (en)
JP (1) JP3258664B2 (en)
KR (1) KR100312401B1 (en)
CN (1) CN1068344C (en)
BR (1) BR9405911A (en)
DE (1) DE69405983T2 (en)
ES (1) ES2107207T3 (en)
RU (1) RU2111220C1 (en)
TW (1) TW302374B (en)
WO (1) WO1994022931A1 (en)

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Also Published As

Publication number Publication date
KR100312401B1 (en) 2001-12-28
BR9405911A (en) 1995-12-26
CN1120342A (en) 1996-04-10
DE69405983T2 (en) 1998-02-12
EP0691991B1 (en) 1997-10-01
JP3258664B2 (en) 2002-02-18
DE69405983D1 (en) 1997-11-06
RU2111220C1 (en) 1998-05-20
US5405903A (en) 1995-04-11
EP0691991A1 (en) 1996-01-17
WO1994022931A1 (en) 1994-10-13
CN1068344C (en) 2001-07-11
TW302374B (en) 1997-04-11
KR960701911A (en) 1996-03-28
JPH08508309A (en) 1996-09-03

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